CHEMBIO DIAGNOSTICS INC's ticker is and the CUSIP is 163572909. A total of 3 filers reported holding CHEMBIO DIAGNOSTICS INC in Q2 2021. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $1 | -66.7% | 3,700 | -78.0% | 0.00% | – |
| Q4 2022 | $3 | -100.0% | 16,800 | -6.1% | 0.00% | – |
| Q3 2022 | $6,000 | – | 17,900 | +1093.3% | 0.00% | – |
| Q2 2022 | $0 | -100.0% | 1,500 | -21.1% | 0.00% | – |
| Q1 2022 | $1,000 | -50.0% | 1,900 | -9.5% | 0.00% | – |
| Q4 2021 | $2,000 | -87.5% | 2,100 | -63.8% | 0.00% | – |
| Q3 2021 | $16,000 | -5.9% | 5,800 | 0.0% | 0.00% | – |
| Q2 2021 | $17,000 | -60.5% | 5,800 | +4577.4% | 0.00% | – |
| Q1 2021 | $43,000 | -62.3% | 124 | -48.5% | 0.00% | – |
| Q4 2020 | $114,000 | +70.1% | 241 | +74.6% | 0.00% | – |
| Q3 2020 | $67,000 | +346.7% | 138 | +181.6% | 0.00% | – |
| Q2 2020 | $15,000 | – | 49 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| GROUP ONE TRADING, L.P. | 20,500 | $7,000 | 0.00% |
| SIMPLEX TRADING, LLC | 17,900 | $6,000 | 0.00% |